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annotate sources/core.cpp @ 7:8d54d9fdeca3

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fixed comments removed daemonization verbose strings' size() -> length()
author Vlad Glagolev <enqlave@gmail.com>
date Sun, 03 Feb 2008 21:29:41 +0300
parents 0faceb076254
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1 /** core.cpp (2007-03-04)
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2 *
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3 * -- CABAL -- core module
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4 *
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5 * Copyright (c) 2007-2008 Vlad Glagolev <enqlave@gmail.com>
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6 * All rights reserved.
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7 *
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8 * Permission to use, copy, modify, and distribute this software for any
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9 * purpose with or without fee is hereby granted, provided that the above
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10 * copyright notice and this permission notice appear in all copies.
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11 *
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12 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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13 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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14 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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15 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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16 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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17 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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18 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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19 */
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20
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21 #include "cabal.hpp" // needed: core.hpp
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22
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23 Connection *C;
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24
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25 Core::Core():
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26 pid(PID),
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27 commander(COMMANDER)
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28 {
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29 cout << "CORE: initializing...\n";
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30
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31 debug = true;
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32
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33 now = gettime();
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34
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35 for (int e = 0; e < MAX_SERVERS; e++)
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36 connections[e] = 0;
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37
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38 servers = 0;
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39 }
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40
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41 Core::~Core()
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42 {
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43 for (int e = 0; e < servers; e++)
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44 delete connections[e];
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45
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46 servers = 0;
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47
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48 remove(pid);
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49
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50 if (CABAL->debug)
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51 cout << "CORE: shutdown complete\n";
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52 }
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53
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54 void Core::parseCommandLine(int argc, char **argv)
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55 {
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56 for (int e = 1; e < argc; e++) {
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57 while (1) {
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58 if (!strcmp(argv[e], "-c") || !strcmp(argv[e], "--config")) {
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59 if (!argv[++e])
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60 shut("missing configuration file");
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61
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62 config = argv[e];
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63 break;
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64 } else if (!strcmp(argv[e], "-h") || !strcmp(argv[e], "--help")) {
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65 showHelp();
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66 } else if (!strcmp(argv[e], "-d") || !strcmp(argv[e], "--daemon")) {
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67 debug = false;
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68 break;
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69 } else
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70 shut("unknown option detected: " + (string)argv[e]);
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71 }
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72 }
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73 }
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74
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75 void Core::parseConfig()
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76 {
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77 servers = -1;
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78
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79 C = NULL;
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80
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81 ifstream sysconfig(config, ios::in);
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82
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83 if (!sysconfig)
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84 shut("unable to open configuration file");
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85 else {
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86 if (CABAL->debug)
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87 cout << "CORE: parsing configuration file: " << config << endl;
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88
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89 if (servers + 1 < MAX_SERVERS) {
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90 connections[++servers] = new Connection();
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91 C = connections[servers];
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92 }
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93 else
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94 cout << "Error: maximum connections exceed\n";
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95 // TEST
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96 C->hosts = C->addHost(C->hosts, "irc.enqlave.net", 6667, 0);
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97 // TEST
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98 }
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99
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100 servers++;
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101
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102 sysconfig.close();
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103 }
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104
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105 void Core::checkPID()
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106 {
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107 ifstream procid(pid, ios::in);
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108
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109 if (procid) {
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110 pid_t pids;
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111 procid >> pids;
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112 kill(pids, SIGCHLD);
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113
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114 if (errno != ESRCH)
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115 shut ("another Core of CABAL is running");
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116 }
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117
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118 procid.close();
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119 }
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120
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121 void Core::writePID()
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122 {
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123 ofstream procid(pid, ios::out);
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124
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125 if (procid)
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126 procid << getpid() << endl;
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127 else {
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128 cout << "Error: unable to write PID file\n";
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129 exit (1);
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130 }
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131
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132 procid.close();
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133 }
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134
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135 void Core::work()
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136 {
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137 while (1) {
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138 now = gettime();
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139
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140 usleep(100);
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141
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142 for (int e = 0; e < servers; e++)
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143 connections[e]->establish();
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144 }
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145 }